Cool
Cool adjective - Having or showing a lack of friendliness or interest in others.
Hostile
Hostile adjective - Marked by opposition or ill will.
Usage example: our landlord has a hostile attitude toward foreigners and refuses to rent to them
Cool is a synonym for hostile in behaviour topic. Sometimes you can use "Cool" instead an adjective "Hostile", if it concerns topics such as cold.
Nearby Word: hostility
Mutual synonyms
Both words in one sentence
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Most characters put on their own cool masks to walk around in hostile environments too.
Source: Cool Mask -
Eventually, though, her passively hostile co-worker, Noan, becomes a Cool Big Sis figure instead.
Source: Visual Novel / Shiny Days -
Unflinching Walk: Sir Arthur and Major Lewis walk through a crowd of hundreds of hostile Chinese without losing their cool.
Source: Film / 55 Days at Peking
Cite this Source
Hostile and Cool. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/cool/hostile
Cool & Hostile. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/cool/hostile>.
Hostile or Cool. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/cool/hostile.
Google Ngram Viewer shows how "cool" and "hostile" have occurred on timeline